But according to quantum mechanics, the dice can only be under one cup. This leads to a dilemma: one either accepts that the dice magically appears under one of the cups by a "spooky action at a distance" when one looks under the relevant cup, or one believes Einstein when he says that a dice with the correct value is already under each cup - but then quantum mechanics is incomplete as it only refers to one dice.

New York Times, 4 May 1935, p. 11
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